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Epic Code LAB2111439 XX and XY (includes SRY) by FISH

Test Name Alias

XX and XY (includes SRY) by FISH | Gender Indentification | 974

Interface Order Alias

11453

Clinical Information

Fluorescence in situ hybridization (FISH) using DNA probes to enumerate X and Y chromosomes and detect the presence of SRY (male sex determining gene). This is especially helpful with gender identification in those patients with ambiguous genitalia.

Collection Instructions

Specimen Collection: Blood

 

Container(s): 4.0 mL Green top Sodium (Na) Heparin

Preferred Volume to Collect: 4.0 mL

Minimum Volume to Collect: 1.0 mL

Neonate Volume to Collect: 1.0 mL

Capillary collect ok: No

Microtainer acceptable: No

 

Collection Instructions:

  • Gently invert 8 times to mix anticoagulant with blood.

Processing Instructions (Laboratory, Outpatient or Off-site collection)

Processed Specimen: Whole Blood

Centrifuge/Spin: No

Aliquot: No

 

Processing Instructions:

  • If ambient temperature exceeds 80°F or is below 40°F, please send in an insulated container.

Transport Temperature: Ambient

Specimen Stability

Ambient: 3 days (beyond 3 days, specimen viability will be detemined by Cytogenetics Lab)

Laboratory Retention: primary specimens 4 weeks; frozen pellets retained greater than 1 year

Test Frequency

Test Set Up: Monday – Friday 8:00 am – 5:00 pm, Saturday 8:00 am – 3:00 pm.

Technologist on call for Sunday set up.

Final report: 3 – 5 days.

Reference Range

An interpretive report will be provided.

Performing Department

CYTOGENETICS

Performing Department Laboratory Location

Spectrum Health Advanced Technology Laboratory (ATL), Grand Rapids, MI

Methodology

Performed by fluorescence in situ hybridization (FISH). This test was developed and its performance characteristics determined by Spectrum Health Cytogenetics Laboratory. It has not been cleared or approved by the US FDA. The FDA has determined that such clearance or approval is not necessary. This test is used for clinical purposes.

CPT

88273, 88271 x3

CDM Code

4148273, 4148271

Epic Test ID

1230101308

LOINC

Specimen Type: 66746-9

Indication Provided: 42349-1

Result: in process

Interpretation: 59050-5

Comments: 69965-2

Beaker LOINC

LOINC Not available

Reviewed Date

10/22/2021

Beaker Names

Beaker Procedure Name: XX AND XY (INCLUDES SRY) BY FISH
Beaker Display Name: XX and XY (includes SRY) by FISH
BEAKER TEST NAME: XX AND XY (INCLUDES SRY) BY FISH
BEAKER TEST REPORT NAME: XX and XY (includes SRY) by FISH

Beaker Synonyms

GENDER XX/XY FISH

Beaker Collection and Specimen Handling

BEAKER COLLECTION: AP Ambient

Beaker Location, Container and Temperature

LC CYTOGENETICS: STERILE CONTAINER A (Preferred)-Ambient
LC CYTOGENETICS: 6 ML NA HEPARIN TUBE A (Acceptable)-Ambient
LC CYTOGENETICS: CYTOGENETICS MEDIA (Acceptable)-Ambient
LC CYTOGENETICS: MISCELLANEOUS (Acceptable)-Ambient